The Delkin Devices 128GB Cinema CFast 2.0 Card is specially made for professional camcorders and video cameras. Designed with CFast 2.0 standard, the card offers a maximum reading speed of 560 Mbps and writing speed of 495 Mbps. The card can take DCI 4K, Ultra HD, and Full HD videos. It also supports RAW image capture and burst shooting. The card is tested with Canon, Blackmagic, Atomos, and other cinematic host devices except for ARRI. This CFast memory card stays safe from magnets and x-rays. You can use the card in the temperature range from 32 to 158°F. The card can be safely carried in the included protective case.